Fire-fighting emergency lighting lamp

Abstract

The utility model discloses a fire-fighting emergency lighting lamp which comprises a lamp shell and a rear cover matched with the lamp shell, a rotating cavity is formed in the front end of the lamp shell, a fixed rotating seat is arranged at the lower end of the rotating cavity, a light-emitting cover is rotationally arranged on the fixed rotating seat, and the light-emitting cover is arranged in the rotating cavity. The light-emitting cover comprises a rotating bottom cover, a light-transmitting cover arranged on the rotating bottom cover, a light source plate arranged between the rotating bottom cover and the light-transmitting cover and a first sealing ring arranged at the matching position of the rotating bottom cover and the light-transmitting cover. The illumination angle of lamplight can be adjusted by rotating the light-emitting cover, and the problem that part of areas cannot be illuminated due to limitation of the installation environment is solved. According to the explosion-proof emergency lighting lamp, the explosion-proof emergency lighting lamp is designed by adopting a full die-casting aluminum structure, the explosion-proof emergency lighting lamp can be used in gas and dust explosive environments, the lamp shell, the rear cover, the second sealing ring and the power supply sealing mechanism jointly form an independent and sealed explosion-proof cavity, and the waterproof effect and the protection grade of the whole machine are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of emergency lighting, in particular to a fire emergency lighting fixture. Background Art

[0002] Emergency explosion-proof lights are suitable for flammable and explosive dangerous places such as oil extraction, chemical industry, and military industry. They can be used for emergency safety evacuation and lighting during power outages. Emergency explosion-proof lights can be divided into two parts: the light group and the explosion-proof box. The light group is installed above the explosion-proof box for lighting.

[0003] Patent announcement number CN204717559U discloses an explosion-proof emergency light, including a light body and a lighting lamp. The light body includes a shell and an emergency light assembly. The lighting lamp is installed on the light body, and the lighting lamp is coupled to the emergency light assembly. The technical key points are: it also includes a marker light for indicating the direction of emergency avoidance, an elastic member and a bimetallic strip. The marker light is tightly attached to the front of the shell through the elastic member. A groove is provided on the front of the shell. The bimetallic strip is embedded in the groove. The preheating deformation of the bimetallic strip can push out a gap between the marker light and the shell. The purpose is to provide an explosion-proof emergency light that has both emergency lighting and avoidance direction indication, good heat dissipation effect, and takes up little space.

[0004] The above-mentioned explosion-proof emergency lights have the following technical problems: the lighting angle cannot be adjusted, and the light can only illuminate a fixed position according to the installation plane, which is not conducive to use in complex environments. Utility Model Content

[0005] The utility model provides a fire emergency lighting fixture to solve the problems of the prior art.

[0006] The purpose of the utility model can be achieved through the following technical solutions: a fire emergency lighting fixture, including a lamp housing and a back cover matched with the lamp housing, a rotating cavity is arranged at the front end of the lamp housing, a fixed rotating seat is arranged at the lower end of the rotating cavity, a light-emitting cover is rotatably arranged on the fixed rotating seat, and the light-emitting cover includes a rotating bottom cover, a light-transmitting cover arranged on the rotating bottom cover, a light source plate arranged between the rotating bottom cover and the light-transmitting cover, and a first sealing ring arranged at the matching position of the rotating bottom cover and the light-transmitting cover.

[0007] A further improvement is that a second sealing ring is provided at the fitting point of the lamp housing and the back cover, a power cord hole is provided on one side of the lamp housing, a power cord sealing mechanism is provided in the power cord hole, the power cord sealing mechanism includes a wire sheath for sealing, a baffle for sealing and a compression lock nut for assembly, the lamp housing, the back cover, the second sealing ring and the power cord sealing mechanism together constitute an independent and sealed explosion-proof chamber.

[0008] As a further improvement, rotating columns are arranged on both sides of the light emitting cover, and the light emitting cover is rotatably arranged in the fixed rotating seat through the rotating columns.

[0009] A further improvement further comprises a pressing block, wherein the pressing block and the fixed rotating seat are cooperatively arranged to fix the light-emitting cover.

[0010] As a further improvement, a mounting bracket is provided on a side of the rear cover away from the lamp housing, and the mounting bracket is fixed on the rear cover by bolts.

[0011] As a further improvement, a control center is arranged between the lamp housing and the back cover, the control center includes a controller, a sealing box and wiring terminals, the controller is fixed on the back cover through the sealing box, and the wiring terminals are electrically connected to the light source panel, the controller and the external power supply.

[0012] As a further improvement, an indicator light panel is provided at the lower end of the lamp housing.

[0013] As a further improvement, a wire retainer is provided inside the lamp housing.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. During the use of the utility model, the light-emitting cover is rotatably arranged in the rotating cavity of the lamp housing, and the illumination angle of the light can be adjusted by rotating the light-emitting cover, thereby avoiding the problem that some areas cannot be illuminated due to the restrictions of the installation environment;

[0016] 2. The utility model adopts an explosion-proof emergency lighting fixture with a full die-cast aluminum structure design, which can be used in gas and dust explosive environments. The lamp housing, back cover, second sealing ring and power supply sealing mechanism together constitute an independent and sealed explosion-proof cavity, which improves the waterproof effect and protection level of the whole machine, so that the protection level reaches IP66. The surface is treated with high-voltage electrostatic spraying and is corrosion-resistant to meet the requirements of special industrial harsh environments. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the utility model when the luminous cover is in a rotating state;

[0019] Figure 3 It is an exploded view of the utility model.

[0020] In the figure, 1, lamp housing; 11, rotating cavity; 12, power cord hole; 2, back cover; 31, fixed rotating seat; 32, light emitting cover; 321, rotating bottom cover; 322 light-transmitting cover; 323, light source board; 324, first sealing ring; 41, second sealing ring; 5, power sealing mechanism; 51, wire protection sleeve; 52, baffle; 53, pressing lock nut; 61, rotating column; 62, pressing block; 7, mounting bracket; 81, controller; 82 sealing box; 83, wiring terminal; 84, indicator light board; 85, wire protection buckle. DETAILED DESCRIPTION

[0021] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] Below is a combination of the embodiments and the attached Figures 1 to 3 , the technical solution of the utility model is further elaborated.

[0024] Example 1

[0025] A fire emergency lighting fixture comprises a lamp housing 1 and a back cover 2 matched with the lamp housing 1, wherein a rotating cavity 11 is arranged at the front end of the lamp housing 1, a fixed rotating seat 31 is arranged at the lower end of the rotating cavity 11, a light emitting cover 32 is rotatably arranged on the fixed rotating seat 31, and the light emitting cover 32 comprises a rotating bottom cover 321, a light-transmitting cover 322 arranged on the rotating bottom cover 321, a light source plate 323 arranged between the rotating bottom cover 321 and the light-transmitting cover 322, and a first sealing ring 324 arranged at the matching position of the rotating bottom cover 321 and the light-transmitting cover 322.

[0026] like Figures 1 to 3 As shown, during use of the utility model, the light cover 32 is rotatably disposed in the rotating cavity 11 of the lamp housing 1, and the irradiation angle of the light can be adjusted by rotating the light cover 32, thereby avoiding the problem that some areas cannot be illuminated due to restrictions on the installation environment.

[0027] Select high-quality PC lampshade, which is resistant to strong impact, high and low temperature, aging and good light transmittance.

[0028] The dual-chamber integrated structure design facilitates on-site installation and maintenance, simplifies on-site wiring, and increases the service life of electrical components in the electrical box.

[0029] The fitting part between the lamp housing 1 and the back cover 2 is uniquely designed, which not only improves the protection of the lamp, but also adopts an explosion-proof structure on the local explosion-proof surface, and the lamp can also meet the use requirements of more explosion-proof area environments.

[0030] As a further preferred embodiment, a second sealing ring 41 is provided at the fitting position of the lamp housing 1 and the back cover 2, a power cord hole 12 is provided on one side of the lamp housing 1, a power cord hole 12 is provided inside the power cord hole 12, the power supply sealing mechanism 5 includes a wire sheath 51 for sealing, a baffle 52 for sealing and a compression lock nut 53 for assembly, the lamp housing 1, the back cover 2, the second sealing ring 41 and the power supply sealing mechanism 5 together constitute an independent and sealed explosion-proof cavity.

[0031] Specifically, the utility model adopts an explosion-proof emergency lighting fixture with a full die-cast aluminum structure design, which can be used in gas and dust explosive environments. The lamp housing 1, the back cover 2, the second sealing ring 41 and the power supply sealing mechanism 5 together constitute an independent and sealed explosion-proof cavity, which improves the waterproof effect and protection level of the whole machine, so that the protection level reaches IP66. The surface is treated with high-voltage electrostatic spraying and is corrosion-resistant to meet the requirements of special industrial harsh environments.

[0032] As a further preferred embodiment, rotating columns 61 are arranged on both sides of the light emitting cover 32 , and the light emitting cover 32 is rotatably arranged in the fixed rotating seat 31 through the rotating columns 61 .

[0033] As a further preferred embodiment, a pressing block 62 is further included. The pressing block 62 and the fixed rotating seat 31 are cooperatively arranged to fix the light emitting cover 32. The light emitting cover 32 is fixed by the pressing block 62 to improve the density effect.

[0034] As a further preferred embodiment, a mounting bracket 7 is provided on a side of the rear cover 2 away from the lamp housing 1 . The mounting bracket 7 is fixed on the rear cover 2 by bolts, and has a simple structure and is easy to install.

[0035] As a further preferred embodiment, a control center is arranged between the lamp housing 1 and the back cover 2, and the control center includes a controller 81, a sealing box 82 and a wiring terminal 83. The controller 81 is fixed on the back cover 2 through the sealing box 82, and the wiring terminal 83 is electrically connected to the light source panel 323, the controller 81 and an external power supply.

[0036] As a further preferred embodiment, the lower end of the lamp housing 1 is provided with an indicator light board 84, which is illuminated by LEDs in red, green and yellow colors, respectively, and the state of the lamp can be identified by the color of the light.

[0037] As a further preferred embodiment, a wire retainer 85 is disposed inside the lamp housing 1 .

[0038] The preferred specific embodiments of the utility model are described in detail above. It should be understood that ordinary technicians in this field can make many modifications and changes based on the concept of the utility model without creative work. Therefore, all technical solutions that can be obtained by technicians in this technical field based on the concept of the utility model through logical analysis, reasoning or limited experiments on the basis of the existing technology should be within the scope of protection determined by the claims.

Claims

1. A fire emergency lighting fixture, comprising a lamp housing (1) and a back cover (2) matched with the lamp housing (1), characterized in that: The front end of the lamp housing (1) is provided with a rotating cavity (11), the lower end of the rotating cavity (11) is provided with a fixed rotating seat (31), a light-emitting cover (32) is rotatably provided on the fixed rotating seat (31), and the light-emitting cover (32) comprises a rotating bottom cover (321), a light-transmitting cover (322) provided on the rotating bottom cover (321), a light source plate (323) provided between the rotating bottom cover (321) and the light-transmitting cover (322), and a first sealing ring (324) provided at the matching position of the rotating bottom cover (321) and the light-transmitting cover (322).

2. A fire emergency lighting fixture according to claim 1, characterized in that: A second sealing ring (41) is provided at the mating position of the lamp housing (1) and the rear cover (2); a power line hole (12) is provided on one side of the lamp housing (1); a power line sealing mechanism (5) is provided in the power line hole (12); the power line sealing mechanism (5) comprises a wire sheath (51) for sealing, a baffle (52) for sealing, and a compression lock nut (53) for assembly; the lamp housing (1), the rear cover (2), the second sealing ring (41), and the power line sealing mechanism (5) together constitute an independent and sealed explosion-proof chamber.

3. A fire emergency lighting fixture according to claim 1, characterized in that: Rotating columns (61) are arranged on both sides of the light emitting cover (32), and the light emitting cover (32) is rotatably arranged in the fixed rotating seat (31) via the rotating columns (61).

4. A fire emergency lighting fixture according to claim 1 or 3, characterized in that: It also comprises a pressing block (62), wherein the pressing block (62) and the fixed rotating seat (31) are cooperatively arranged to fix the light-emitting cover (32).

5. The fire emergency lighting fixture according to claim 1, characterized in that: A mounting bracket (7) is provided on a side of the rear cover (2) away from the lamp housing (1); the mounting bracket (7) is fixed to the rear cover (2) by means of bolts.

6. The fire emergency lighting fixture according to claim 1, characterized in that: A control center is arranged between the lamp housing (1) and the rear cover (2), and the control center comprises a controller (81), a sealing box (82) and a connection terminal (83); the controller (81) is fixedly arranged on the rear cover (2) via the sealing box (82), and the connection terminal (83) is electrically connected to the light source panel (323), the controller (81) and an external power supply.

7. The fire emergency lighting fixture according to claim 1, characterized in that: An indicator light panel (84) is provided at the lower end of the lamp housing (1).

8. The fire emergency lighting fixture according to claim 1, characterized in that: A wire retaining buckle (85) is arranged inside the lamp housing (1).

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